25640286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 61931520

約数和(自身を除く): 36291234

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 47, 62, 93, 94, 141, 186, 217, 282, 329, 419, 434, 651, 658, 838, 987, 1257, 1302, 1457, 1974, 2514, 2914, 2933, 4371, 5866, 8742, 8799, 10199, 12989, 17598, 19693, 20398, 25978, 30597, 38967, 39386, 59079, 61194, 77934, 90923, 118158, 137851, 181846, 272769, 275702, 413553, 545538, 610483, 827106, 1220966, 1831449, 3662898, 4273381, 8546762, 12820143, 25640286]

約数ペア:

[(1, 25640286), (2, 12820143), (3, 8546762), (6, 4273381), (7, 3662898), (14, 1831449), (21, 1220966), (31, 827106), (42, 610483), (47, 545538), (62, 413553), (93, 275702), (94, 272769), (141, 181846), (186, 137851), (217, 118158), (282, 90923), (329, 77934), (419, 61194), (434, 59079), (651, 39386), (658, 38967), (838, 30597), (987, 25978), (1257, 20398), (1302, 19693), (1457, 17598), (1974, 12989), (2514, 10199), (2914, 8799), (2933, 8742), (4371, 5866)]